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SuperLock
White SuperLock User Manual
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5.
OPTIONAL
ACCESSORIES
AVAILABLE
FOR
YOUR
SUPERLOCK
BLIND
HEM
FOOT
BLIND
HEMS
USING
SPECIAL
FOOT
Blind
hem
feet
are
obtainable
as
an
optional
extra
and
are
available
in
two
sizes.
Part
No.
6803
(0.5)
for
fine/medium
fabrics
and
Part
No.
6804
(1.0)
for
medium/heavy
fabrics.
Fit
the
appropriate
foot.
Set
the
stitch
length
4
-
5.
Now
proceed
as
follows:
1.
Turn
up
the
hem
to
the
required
depth
and
press.
Fold
the
hem
back
against
the
right’
side
of
the
garment,
creating
a
‘soft’
fold
on
the
‘wrong’
side
of
the
fabric
see
Fig.
1.
2.
Place
fabric
under
the
presser
foot
with
the
‘wrong’
side
uppermost.
Feed
the
folded
edge
through
the
guide
in
the
front
of
the
foot
and
lower
the
presser
foot
lever.
Try
a
stitch
(or
several
stitches)
on
a
spare
piece
of
the
actual
fabric,
and
adjust
the
guide
so
that
the
needle
just
catches
the
fold.
Adjust
the
guide
by
means
of
the
small
screw
on
the
top
of
the
foot
see
Fig.
2.
3.
When
correctly
set,
sew
the
hem.
The
outside
edge
will
be
cut
away
by
the
machine
-
see
also
Fig.
2.
After
comple
tion,
open
out
and
press
again.
The
stitches
should
be
almost
invisible
on
the
‘right’
of
the
fabric
-
see
Fig.
3.
Fig.
3
Final
hem
length
Fig.
1
Screw
Final
hem
length
Guide
Fig.
2
30
31
33
Table of Contents
Table of Contents
3
Knowing Your Machine
4
Identification Chart
4
Front Cover
5
Parts List
6
Setting up Your Machine
7
Foot Control
7
Power/Light Switch
7
Opening Front Cover
7
Thread Guide Pole
8
Adjusting Machine Balance
8
Preparation for Threading
9
Extension Plates and Spool Holders
9
Spool Caps
9
Spool Nets
9
Fitting the Needle
10
Needle, Thread and Fabric Chart
11
Starting to Sew
12
Threading Your Machine
12
Threading Upper Looper
12
Threading Lower Looper
13
Threading Needles
14
Helpful Hints
15
Replacing Thread Spools
15
Cutting Needle Thread
15
Testing Stitch Overlock Stitches
16
Adjusting Thread Tensions
17
Three-Thread Overlock with One Needle
19
Adjusting Stitch Length
20
Differential Feed
21
Positive Differential Feed
21
Minimal Differential Feed
21
Setting Differential Feed
22
Adjusting Overlock Stitch Width
23
Changing Presser Foor and Needle Plate
23
Machine Adjustment Chart for Narrow and Rolled Hems
24
Basic Techniques
25
Turning Outside Corners Without Cutting Threads
25
Turning Curved Edges
25
Removing Stitches from Sewn Fabric
25
Corded Overlock
26
Decorative Effects
26
Narrow and Rolled Hems
27
Differential Feed Applications
28
Puckering
28
Wavering
28
Gathering
28
Caring for Your Machine
29
Replacing Moving Cutter
29
Changing Light Bulb
29
Cleaning and Oiling
30
Checking Performance Problems
31
Specification of Machine
31
Optional Accessories
32
Blind Hem Foot
32
Piping Foot
33
Changing Presser Foot
34
4
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White SuperLock Specifications
General
Brand
White
Built-in Needle Threader
Yes
Model
SuperLock
Stitch Width
7mm
Stitch Length
4mm
Buttonhole Styles
4-step
Warranty
25-year limited
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